[PHP] kindly help adding days on a date

[Krushna Kumar R]

Hi,

I have 2 fields on a table as shown below

1. period       int    - we enter no of days as number/integer
2. lastdate    date  - here i'll have to add period to todays(current) date and store 
in the table

i used dateadd it was working on mysql prompt, but when i used it with PHP, it doesnt 
work

Any help would be appreciated

Regards
Krushna Kumar